看了别人用 CSS+JS打造绝对经典的滑轮新闻显示特效，都是css+js的控制经典，其实单css就可以搞定了，只不过是为了兼容那垃圾的 IE 才不得做个js ，以下的代码如果去掉js部分地话，在Opear和Firrfox都能正常的，但是IE下就不行了。
大家有兴趣的可以测试一下。也希望能帮到有需要的人。
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta http-equiv="Content-Language" content="zh-CN" /> <title>css打造鼠标触发效果-建站学-www.jzxue.com</title> <style type="text/css"> <!-- body { margin: 0; padding: 0; color: #000; font-size: 12px; line-height: 160%; text-align: left; height: 100%; font-family: '宋体',Tahoma ,arial,verdana,sans-serif,'Lucida Grande','Lucida Sans Unicode'; } *{ margin:0; padding:0;} h2,h2 a:link,h2 a:hover,h2 a:visited{ font-size: 14px; text-decoration: none; color: #000000; } .kw_from { padding:20px 0 0 0px; margin: auto; height: 300px; overflow: hidden; width: 650px; } .kw_from .sbtn{ float:left; width:80px; padding: 16px 0 0 0; } .kw_from .searchMore{ float:left; width:80px; padding: 4px; } #searchNav { width:430px; float: left; } #searchNav #conter1, #searchNav #conter3{ float:left; width:250px; } #searchNav #conter2, #searchNav #conter4{ float:left; width:180px; } #searchNav ul { padding: 0; margin: 0; list-style: none; } #searchNav li { float: left; } #searchNav li ul { display: none; top: 20px; } #searchNav li:hover ul, #searchNav li.over ul { display: block; float:left; } #searchNav ul li a{ float:left; display:block; font-size:12px; padding:3px; text-decoration: none; color: #777; } #searchNav ul li a:hover{ background-color:#f4f4f4; } #searchNav #jobKw{ width:220px; height:18px; } #searchNav #cityKw{ width:130px; height:18px; } --> </style> <script type="text/javascript"> <!--//--><![CDATA[//> <!-- startList = function() { if (document.all&&document.getElementById) { navRoot = document.getElementById("searchNav"); for (i=0; i<navRoot.childNodes.length; i++) { node = navRoot.childNodes[i]; if (node.nodeName=="LI") { node.onmouseover=function() { this.className+=" over"; } node.onmouseout=function() { this.className=this.className.replace(" over", ""); } } } } } window.onload=startList; //--><!]]> </script> </head> <body> <div class="kw_from"> <form action="/search.html" method="get" name="searchForm" id="searchForm" onsubmit="return check()"> <ul id="searchNav"> <li id="conter1"><h2>找什么</h2> <input id="jobKw" name="jobKw" type="text" /> <ul id="conter3"> <li><a href="#">会计</a> </li> <li><a href="#">网页设计</a></li> <li><a href="#">翻译</a></li> <li><a href="#">家教</a></li> <li><span class="moreCity"><a href="#">更多>> </a></span></li> </ul> </li> <li id="conter2"><h2>在那里</h2> <input id="cityKw" name="cityKw" type="text" /> <ul id="conter4"> <li><a href="#">北京</a> </li> <li><a href="#">上海</a></li> <li><a href="#">广州</a></li> <li><a href="#">深圳</a></li> <li><a href="#">南京</a></li> <li><a href="#">天津</a></li> <li><a href="#">杭州</a></li> <li><a href="#">成都</a></li> <li><a href="#">重庆</a></li> <li><a href="#">武汉</a></li> <li><a href="#">西安</a></li> <li><a href="#">沈阳</a></li> <li><span class="moreCity"><a href="#">更多城市>></a></span></li> </ul> </li> </ul> <div class="sbtn"> <input name="submit" type="submit" class="btn4" style="margin:0px 15px 2px 0;" value="搜索工作" /> </div> <div class="searchMore"> <a href="search_expert.html">高级搜索</a><br /><a href="search_sort.html">分类搜索</a> </div> </form> </div> </body> </html>
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